body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "Roboto", "Oxygen",
    "Ubuntu", "Cantarell", "Fira Sans", "Droid Sans", "Helvetica Neue",
    sans-serif;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

code {
  font-family: source-code-pro, Menlo, Monaco, Consolas, "Courier New",
    monospace;
}

/* 设置滚动条的样式 */
::-webkit-scrollbar {
  width:4px;
  }
  /* 滚动槽 */
  ::-webkit-scrollbar-track {
  -webkit-box-shadow:inset006pxrgba(0,0,0,0.3);
  border-radius:10px;
  }
  /* 滚动条滑块 */
  ::-webkit-scrollbar-thumb {
  border-radius:10px;
  background:rgba(0,0,0,0.1);
  -webkit-box-shadow:inset006pxrgba(0,0,0,0.5);
  }
  ::-webkit-scrollbar-thumb:window-inactive {
  background:rgba(255,0,0,0.4);
  }